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[202.108.7.213]) by mx.google.com with SMTP id 53si43299862otv.320.2019.08.05.19.10.16 for ; Mon, 05 Aug 2019 19:10:17 -0700 (PDT) Received-SPF: pass (google.com: domain of hdanton@sina.com designates 202.108.7.213 as permitted sender) client-ip=202.108.7.213; Authentication-Results: mx.google.com; spf=pass (google.com: domain of hdanton@sina.com designates 202.108.7.213 as permitted sender) smtp.mailfrom=hdanton@sina.com Received: from unknown (HELO localhost.localdomain)([124.64.0.239]) by sina.com with ESMTP id 5D48E17D00007430; Tue, 6 Aug 2019 10:10:06 +0800 (CST) X-Sender: hdanton@sina.com X-Auth-ID: hdanton@sina.com X-SMAIL-MID: 66226550201212 From: Hillf Danton To: "Artem S. Tashkinov" Cc: "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" Subject: Re: Let's talk about the elephant in the room - the Linux kernel'sinability to gracefully handle low memory pressure Date: Tue, 6 Aug 2019 10:09:54 +0800 Message-Id: <20190806020954.1356-1-hdanton@sina.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Bogosity: Ham, tests=bogofilter, spamicity=0.000005, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, 5 Aug 2019 20:01:58 +0800 "Artem S. Tashkinov" wrote: > > I'm running ext4 only without LVM, encryption or anything like that. > Plain GPT/MBR partitions with plenty of free space and no disk errors. Can you try to mount a swap partitaion, say near the size of your RAM, with other things not changed, and see if any difference it makes? Or a swap file if a free partitaion is unavailable. Thanks Hillf